What goes in
- 2.5 kg chicken or beef bones with collagen/cartilage
- 2 onions + 2 carrots + 2 celery stalks, rough chopped
- 2 tbsp tomato paste
- 250 ml wine OR water + 1 tbsp vinegar for alcohol-free deglaze
- Bay, peppercorns, parsley stems
- No salt
Roasted unsalted brown stock reduced hard for pan sauces, braises, gravies and deep European flavour.
Roast bones at 200–230°C for 45–60 minutes to deep brown, not black.
Add vegetables for ~20 minutes, then tomato paste for final ~15 minutes.
Deglaze roasting pan and scrape all fond into stockpot.
Cover with cold water; bare-simmer 4–6 hours. Strain/chill/defat, then reduce by two-thirds or more.
Bones deep mahogany, never black
Fond fully deglazed
Reduced liquid syrupy enough to coat a spoon
Chilled result sets firmly
Freeze concentrated jus in ~30 ml cubes. Fridge ~5 days; freezer ~6 months.
Chicken wings/backs/necks or halal beef bones work. Keep unsalted because the final reduction concentrates everything.
Classic French brown stock / demi-glace technique
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